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Encyclopedia > Atlas (rocket family)
The Mercury spacecraft Friendship 7, carrying astronaut John Glenn, was launched on an Atlas rocket.

Atlas is a family of U.S. space launch vehicles. The original Atlas missile was designed in the late 1950s. It was a liquid-fuel rocket burning LOX and RP-1 in three engines configured in an unusual "stage-and-a-half" or "Parallel Staging" design: two of its three engines were jettisoned during ascent, but its fuel tanks and other structural elements were retained. Various Atlas II models were launched 63 times between 1991 and 2004. There were only 6 launches of the Atlas III, all between 2000 and 2005. The Atlas V is still in service, with launches planned through 2009. Image File history File links Download high resolution version (582x1024, 158 KB) File links The following pages on the English Wikipedia link to this file (pages on other projects are not listed): Mercury Atlas 6 ... Image File history File links Download high resolution version (582x1024, 158 KB) File links The following pages on the English Wikipedia link to this file (pages on other projects are not listed): Mercury Atlas 6 ... Mercury program monument Project Mercury was the United States first manned spaceflight program. ... For other persons named John Glenn, see John Glenn (disambiguation). ... Motto: (Out Of Many, One) (traditional) In God We Trust (1956 to date) Anthem: The Star-Spangled Banner Capital Washington D.C. Largest city New York City None at federal level (English de facto) Government Federal constitutional republic  - President George Walker Bush (R)  - Vice President Dick Cheney (R) Independence from... Rockets (including missiles) can be launched from the following: for a launch into an orbital spaceflight and beyond: a launch pad, including a floating platform (see San Marco platform, Sea Launch) for the launch into a suborbital flight also: a missile silo a mobile launcher vehicle a submarine air launch... Mercury Atlas 9 rocket and capsule on pad The Atlas is a venerable line of space launch vehicles built by Lockheed Martin. ... A liquid rocket engine has propellant and oxidiser in liquid form, as opposed to a solid rocket or hybrid rocket. ... Lox can stand for any of several things: Lox (salmon) - a type of salmon produce LOx (oxidizer) - liquid oxygen used as oxidizer in aerospace The Lox - was a Yonkers, NY-based rap trio This is a disambiguation page — a list of articles associated with the same title. ... RP-1 (refined petroleum) is a highly refined form of kerosene similar to jet fuel, used in the United States as a rocket fuel. ... Mission Atlas II is a member of the Atlas family of launch vehicles, which evolved from the successful Atlas intercontinental ballistic missile (ICBM) program. ... The maiden flight of the Atlas III The Lockheed Martin Atlas III was an American orbital launch vehicle, used between 2000 and 2005. ... Atlas V is a launch vehicle formerly built by Lockheed Martin and now built by the Lockheed Martin-Boeing joint venture United Launch Alliance in Decatur, Alabama. ...

Contents

Atlas family evolution

Original Atlas

The first successful test launch of an Atlas missile was on December 17, 1957.[1] Approximately 350 Atlas missiles were built. Many were eventually converted to orbital launch vehicles after they were removed from service as missiles. December 17 is the 351st day of the year (352nd in leap years) in the Gregorian calendar. ... 1957 (MCMLVII) was a common year starting on Tuesday of the Gregorian calendar. ...


Early Atlas rockets were also built specifically for non-military uses. On December 18, 1958, An Atlas was used to launch the Signal Communication by Orbiting Relay Equipment (SCORE) satellite, which was, "The first prototype of a communications satellite, and the first test of any satellite for direct practical applications."[2][3] An Atlas rocket was also used for the Mercury 6 mission. On February 20, 1962 it launched Friendship 7, which made three earth orbits carrying John Glenn, the first U.S. astronaut to orbit the Earth. In the Gregorian calendar, December 18 is the 352nd day of the year (353rd in leap years), with 13 days remaining until the end of the year. ... Year 1958 (MCMLVIII) was a common year starting on Wednesday of the Gregorian calendar. ... This article or section is in need of attention from an expert on the subject. ... Crew John Glenn Backup Crew M. Scott Carpenter Mission Parameters Mass: 1,352 kg Perigee: 159 km Apogee: 265 km Inclination: 32. ... February 20 is the 51st day of the year in the Gregorian calendar. ... 1962 (MCMLXII) was a common year starting on Monday (the link is to a full 1962 calendar). ... For other persons named John Glenn, see John Glenn (disambiguation). ... Astronaut Bruce McCandless II using a manned maneuvering unit outside the U.S. Space Shuttle Challenger in 1984. ...


Beginning in 1960 the Agena upper-stage, powered by hypergolic fuel, was used extensively on Atlas launch vehicles. The United States Air Force, NRO and CIA used them to launch SIGINT satellites.[4] NASA used them in the Ranger program to obtain the first close-up images of the surface of the Moon. The Agena was a rocket upper stage developed by Lockheed for the ill-fated WS-117L US reconnaissance satellite program. ... The second stage of a Minuteman III rocket A multistage (or multi-stage) rocket is, like any rocket, propelled by the recoil pressure of the burning gases it emits as it burns fuel. ... Hypergolic rocket fuels spontaneously ignite when their two components come into contact with each other. ... The United States Air Force (USAF) is the aerial warfare branch of the United States armed forces and one of the seven uniformed services. ... The National Reconnaissance Office (NRO) is a department of the United States Department of Defense (DoD) which designs, builds and operates the reconnaissance satellites of the United States government. ... The CIA Seal The Central Intelligence Agency (CIA) is an American intelligence agency, responsible for obtaining and analyzing information about foreign governments, corporations, and individuals, and reporting such information to the various branches of the U.S. Government. ... SIGINT stands for SIGnals INTelligence, which is intelligence-gathering by interception of signals, whether by radio interception or other means. ... The Ranger program was a series of unmanned space missions by the United States in the 1960s whose objective was to obtain the first close-up images of the surface of the Moon. ...


Beginning in 1963 the LH2-fueled Centaur upper stage was also used on dozens of Atlas launches. NASA launched the Surveyor program lunar lander spacecraft and most of the Mars-bound Mariner program spacecraft with Atlas-Centaur launch vehicles. LH2 is an acronym used in the aerospace industry, which stands for liquid hydrogen. ... Model of Centaur with Surveyor as payload. ... The National Aeronautics and Space Administration (NASA) is an agency of the United States federal government, responsible for the nations public space program. ... Photograph of Surveyor(3) lunar landing spacecraft taken by Apollo 12 astronauts (descriptions added). ... Launch of Mariner 1 (NASA) The Mariner program was a series of unmanned interplanetary probes designed to investigate Mars, Venus and Mercury. ...


Atlas II

Atlas evolution.
Main article: Atlas II

In May 1988, the Air Force chose General Dynamics (now Lockheed-Martin) to develop the Atlas II. Atlas II EELV rocket evolution (USAF) Downloaded from USAF website: http://www. ... Atlas II EELV rocket evolution (USAF) Downloaded from USAF website: http://www. ... Mission Atlas II is a member of the Atlas family of launch vehicles, which evolved from the successful Atlas intercontinental ballistic missile (ICBM) program. ... The United States Air Force (USAF) is the aerial warfare branch of the United States armed forces and one of the seven uniformed services. ... General Dynamics (NYSE: GD) is a defense conglomerate formed by mergers and divestitures, and as of 2005 it is the sixth largest defense contractor in the world[1]. The company has changed markedly in the post-Cold War era of defense consolidation. ... Lockheed Martin (NYSE: LMT) is a leading aerospace manufacturer and advanced technology company formed in 1995 by the merger of Lockheed Corporation with Martin Marietta. ...


Atlas III

Main article: Atlas III

The Atlas III was used between 2000 and 2005. Atlas III was the first member of the Atlas family to use "normal" staging. Its first stage used a single RD-180 engine. The maiden flight of the Atlas III The Lockheed Martin Atlas III was an American orbital launch vehicle, used between 2000 and 2005. ... The RD-180 is a dual-bell, Russian-developed rocket engine which is essentially a cut-down version of a larger Russian engine with four bells. ...


Atlas V

Main article: Atlas V

The Atlas V is built in Decatur, Alabama by United Launch Alliance, a joint venture of Lockheed Martin and Boeing. The first Atlas V launch was on August 21, 2002. In late 2009 an Atlas V is scheduled to launch the Mars Science Laboratory rover mission. Atlas V is a launch vehicle formerly built by Lockheed Martin and now built by the Lockheed Martin-Boeing joint venture United Launch Alliance in Decatur, Alabama. ... Decatur, Alabama is a city in Morgan County, Alabama, with a small portion in southern Limestone County. ... United Launch Alliance is a joint venture between Boeing and Lockheed Martin. ... The Boeing Company (NYSE: BA, TYO: 7661 ) is an aerospace and defense corporation headquartered in Chicago, Illinois. ... August 21 is the 233rd day of the year (234th in leap years) in the Gregorian calendar. ... For album titles with the same name, see 2002 (album). ... 2006 Mars Science Laboratory concept 2003 Mars Science Laboratory concept Schematic diagram of the planned rover components, updated version Schematic diagram of the planned rover components The Mars Science Laboratory (or MSL for short) is a NASA rover scheduled to launch in December 2009 and perform a precision landing on...


References

  1. ^ Rusty Barton. Atlas ICBM Chronology.
  2. ^ Project SCORE. Patterson Army Health Clinic.
  3. ^ SCORE (Signal Communication by Orbiting Relay Equipment). GlobalSecurity.org.
  4. ^ Mark Wade. Atlas/Agena D SLV-3A.

  Results from FactBites:
 
Atlas (missile) - Wikipedia, the free encyclopedia (1200 words)
From the mid-1960s, the Atlas (and its 'bigger brother', the Titan) were phased out in favor of the LGM-30 Minuteman, a solid-fuelled rocket which could be stored for long periods and launched, without fueling, at the turn of a key.
Atlas was rare in its use of balloon tanks for fuel, made of very thin stainless steel with minimal or no rigid support structures.
The Atlas II series had 63 successful flights with the last launched August 31, 2004, it is considered one of the most reliable launchers in the world.
Atlas V rocket - Wikipedia, the free encyclopedia (795 words)
Atlas V is a launch vehicle built by Lockheed Martin.
The Centaur stage for Atlas V is stretched 5.5 ft (1.68 m) and is powered by either one or two Pratt and Whitney RL10A-4-2 engines, each engine developing a thrust of 99.2 kN (22,300 lbf).
The second digit is the number of solid rocket boosters attached to the base of the rocket, and can number anywhere from zero through three with the 4-m fairing and zero through five with the 5-m fairing.
  More results at FactBites »


 
 

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